Re: [PATCH] staging: speakup: make function ser_to_dev static

From: walter harms
Date: Wed Jun 28 2017 - 10:49:22 EST




Am 28.06.2017 15:13, schrieb Colin King:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The helper function ser_to_dev does not need to be in global scope, so
> make it static.
>
> Cleans up sparse warning:
> "warning: symbol 'ser_to_dev' was not declared. Should it be static?"
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/staging/speakup/spk_ttyio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/speakup/spk_ttyio.c b/drivers/staging/speakup/spk_ttyio.c
> index 442f191a017e..ed8e96b06ead 100644
> --- a/drivers/staging/speakup/spk_ttyio.c
> +++ b/drivers/staging/speakup/spk_ttyio.c
> @@ -21,7 +21,7 @@ struct spk_ldisc_data {
> static struct spk_synth *spk_ttyio_synth;
> static struct tty_struct *speakup_tty;
>
> -int ser_to_dev(int ser, dev_t *dev_no)
> +static int ser_to_dev(int ser, dev_t *dev_no)
> {
> if (ser < 0 || ser > (255 - 64)) {
> pr_err("speakup: Invalid ser param. Must be between 0 and 191 inclusive.\n");


Is there any remark, why the programmer decided to use (255 - 64) instead of 191 ?

re,
wh